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Full text available from Career & Technical Education Database: 04/01/1998 to 12/31/2002
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电子
杂志
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3
出版 1989
Full text available from ABI/INFORM Global: 02/01/2003 to presentFull text available from Continental Europe Database: 02/01/2003 to present
Full text available from Earth, Atmospheric & Aquatic Science Database: 02/01/2003 to present
Full text available from Engineering Database: 02/01/2003 to present
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电子
杂志